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Finding the Fourth Proportional to 558.50, 837.59 and 233.47

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Solution

The fourth proportional to 558.50, 837.59 and 233.47 is: 350.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    558.50 : 837.59 = 233.47 : x
  2. Step 2: Convert to fraction form
    558.50/837.59 = 233.47/x
  3. Step 3: Cross multiply
    558.50x = 837.59 × 233.47
  4. Step 4: Simplify right side
    558.50x = 195,547.95
  5. Step 5: Solve for x
    x = 195,547.95/558.50
  6. Step 6: Final answer
    x = 350.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.